Tuning Theory

Transnotating Carlos Alpha 2

This is a follow-up to my previous articles AlphaTherem Waltz and Transnotating Carlos Alpha. Read More...
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AlphaTherem Waltz

This lyrical piece is the second one featuring Carlos Alpha tuning system played with my Opal Chameleon. Read More...
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Transnotating Carlos Alpha

Third episode of the transnotating saga Read More...
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Alpha Compressed Octave

A further development of my previous posts (Alpha15 note layout and Alpha15 update) was the creation of a fifteen note version of Carlos Alpha. Read More...
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Spectral Mappings for CARLOS BETA

This article is a follow-up to my article Spectral Mappings for CARLOS GAMMA. Read More...
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Alpha15 update

Contrariwise to what I had stated in my previous article, I ended up choosing another note layout to play Carlos Alpha and 15ED2 tuning systems with my Chameleon. Read More...
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Alpha15 note layout

A note layout for my Opal Chameleon suitable for both Carlos Alpha and 15ED2 Read More...
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23 Laments

This is a follow-up to my previous piece Desert Winds Read More...
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Desert Winds in 23 EDO

This is an improvisation I recorded in a single take playing an Omnisphere’s sound. Read More...
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Modes of Beta

Every once in a while I wonder about how to use my Halberstadt keyboard for xenharmonic music. Now it’s the time to adapt Carlos Beta to it. Read More...
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Yasser, Fibonacci and Carlos

A follow-up to my previous article: 19edo vs. Carlos Beta Read More...
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19edo vs. Carlos Beta

My recent decision of adopting Carlos Beta as a tuning system to investigate prompted some considerations. Read More...
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The Dawn Of Beta

Creating a set-up to play Carlos Beta Read More...
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Gamma major scales, a major labyrinth

Diatonic scales with Carlos Gamma Read More...
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Reverse Engineering Transnotated Carlos Gamma Scores

This article explains how to edit MIDI notes (recorded playing my Opal Chameleon through Disarray) when starting from a transnotated score in Carlos Gamma. Read More...
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“C central” note layout Version 2

A new version of my Carlos Gamma note layout for the Opal Chameleon Read More...
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Transnotating Carlos Gamma

This is a follow-up to “C central note layout Read More...
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"C central" note layout

This is one more chapter of the saga about my search for the ultimate Chameleon note layout with Carlos Gamma tuning system Read More...
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A review of “Musical Mathematics” by Cris Forster

My review of a great book Read More...
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Dynamic modulation vs. static retuning techniques - part two

Dynamic Modulation “enables you to instantly change the anchor settings of your scale, to move the note that the tonic note of the scale appears on to a new anchor key, and to transpose the anchor frequency of the scale accordingly so that things line up. Read More...
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Dynamic modulation vs. static retuning techniques - part one

This is the first installment of a two-part article about “dynamic modulation vs. static retuning techniques” Read More...
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"A central" note layout

...for Opal Chameleon and Carlos Gamma Read More...
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Tetrachordal Gamma

A new visual layout for the Opal Chameleon Read More...
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Gamma Elegy

A song featuring a new note layout for an isomorphic keyboard and Carlos Gamma tuning system Read More...
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Adagio Gamma Revisited

Following my previous blog entry I proceded to experiment with “Gamma Chameleon Notation”. Read More...
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Gamma Chameleon Notation

This is my first attempt at solving the notation problem playing with Carlos Gamma tuning system and Opal Chameleon isomorphic keyboard Read More...
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It's all Wendy Carlos' fault...

What's the reason of my fascination with Carlos Gamma tuning system?
Read More...
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Spectral Mappings for CARLOS GAMMA

Spectral mapping is a transformation from a “source” spectrum to a “destination” spectrum...it can be used to create inharmonic instruments that retain much of the tonal quality of familiar (harmonic) instruments” - William A. Sethares Read More...
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If partials are inharmonic

A simple experiment with Camel Audio Alchemy...

Read More...
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Let's get our hands dirty with JND!

Seemingly not relevant and unnoticeable pitch variations can make a big difference Read More...
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Spirals and Wolves

More spirals of fifths and howling wolves Read More...
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The Spiral of Fifths

I am preparing for an upcoming lecture, at NYU in Florence, about the "Evolution of Tuning Systems", so, I am trying to figure out a way to demonstrate some tuning techniques in a comprehensible and "entertaining" manner Read More...
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